* {
  margin: 0;
  padding: 0;
}

.fo {
  width: 100%;
  height: 1.28rem;
  border-top: .0267px solid white;
  position: fixed;
  bottom: 0;
  background: #fff;
  display: flex;
  justify-content: space-around;
  flex-direction: row;
  text-align: center;
  z-index: 10;
}

.fo>a>.iconfont {
  font-size: .7467rem;
  display: block;


}

.fo>a {
  text-decoration: none;
  font-size: .4rem;
  color: #999;
}

.fo>a.active {
  color: #000;
}